standbylist
nounUK /ˈstændbaɪlɪst/
US /ˈstændbaɪlɪst/
A standbylist is a list of people who are ready to help or take a place if someone cannot.
The teacher kept a standbylist of students who could join the trip if others got sick.
OTHER MEANINGS
2. A list of people waiting to get a seat or spot if one opens up.
Her name was on the standbylist for the sold-out show.
3. A list of things kept ready for use in an emergency.
The hospital has a standbylist of extra beds and supplies.
4. A list of people who can fill in for workers who are absent.
The manager checked the standbylist when two workers called in sick.